HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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HK SP5K Bolt Group - Suppressed - Full Auto - Spec
RCM
$409.95RCM HK SP5K Spec Suppressed Bolt Group- Full Auto The RCM SP5K Suppressed bolt group is expertly engineered for operating in full auto while suppressed. Although designed as a full-auto bolt group, it also functions perfectly in semi-auto receivers. This...HKP-22323$409.95 -
Out Of Stock
HK Screwdriver for Adjustable Rear Sight
H&K Heckler & Koch
$9.95Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.HKP-21981$9.95 -
HK MP5/SP5 Universal SEF Housing - Like New
H&K Heckler & Koch
$149.95H&K MP5/SP5 SEF Universal Housing - Clipped & Pinned - Like New The ultimate solution for MP5 and SP5 style receivers, this universal trigger housing simplifies swapping between receivers. German HK-manufactured, it allows you to easily transfer...HKP-21779$149.95 -
HK SP5 ACR Stock or Brace Adapter
HKP HK Parts
$139.95HKP HK SP5 ACR Stock or Brace Adapter This adapter allows the ACR stock to be fully compatible with the SP5 and in-spec MP5 platforms. It’s built from aircraft-grade aluminum with a pre-installed buffer for a straightforward, drop-in conversion...HKP-21519$139.95 -
B&T APC9, APC10, APC45 Telescopic Stock - 3 Position
B&T Brugger & Thomet
$650.00B&T APC9, APC10, APC45 Stock - Telescopic - 3 Position This Swiss made B&T telescopic stock is for the APC9 and APC45. This is a military grade stock as supplied by B&T to military and law enforcement units world-wide. B&T AG is a global...HKP-18104$650.00 -
HK G36 Backplate Complete with Recoil Assembly
H&K Heckler & Koch
$199.95HK G36 Backplate Complete With Recoil Assembly New HK German G36 Backplate with new G36/SL8 recoil buffer and recoil assembly. This assembly does include the recoil rod retaining screw. This is a great spare or replacement to have on hand. These are also...HKP-16735$199.95 -
HK MP5 Lower Receiver - Section
H&K Heckler & Koch
$54.95HK MP5 Rear Receiver Section HK German demilled receiver section with rear sight base as installed at the factory. The rear push pin section is still attached to the demilled receiver section.HKP-02147$54.95 -
On Sale
HK MP5, HK91, G3, HK93, HK94 2-Stage Trigger
Timney Triggers
Now: $249.95Was: $298.95Timney Trigger for MP-5, HK 91/93/94, G3, Clones The Timney HK MP5 trigger is factory-set with a two pound first stage and a two pound second stage pull weight. All trigger parts have been expertly designed and precision machined from premium materials...HKP-20500Now: $249.95Was: $298.95 -
HK SP5 Spec Only 9mm SEF Navy Style Trigger Housing - Clipped & Pinned - USED
H&K Heckler & Koch
$89.95H&K SP5 Spec Only 9mm SEF Navy Style Trigger Housing - Clipped & Pinned - USED In used but good condition. It will have some nicks but overall this house is in good working condition. For use with SEF style trigger packs. This will not work with...HKP-19488$89.95 -
HK417, MR762 Magazine Catch Retainer Ring
H&K Heckler & Koch
$10.95H&K HK 417/MR762 Magazine Catch Retainer Ring Compatible With: HK 417 HK MR762HKP-16521$10.95 -
HK416, MR556, HK417, MR762, G28 Pistol Grip - PSG1 Sniper Style - RAL8000
H&K Heckler & Koch
$129.95H&K HK MR556/MR762/416/417/G28 Sniper PSG1 Style Grip - RAL 8000 HK German PSG1 style sniper factory. Each grip will fit all AR-15/M-16 lower receivers as well. Superior fit & feel to any other grip on the market. HK has hit a home run with their...HKP-17693$129.95 -
HK416, MR556 Handguard Front Folding Sight - Brown
H&K Heckler & Koch
$599.99H&K MR556/416 9" Quad Rail With Flip Up Front Sight - Brown Latest production HK 416A5, MR556 9" quad rail with integrated built-in front flip up sight. Latest upgraded design with the laser markings for the adjustable gas block for suppressed and...HKP-17680$599.99